From 05decd49ff35b247132585f74f291ed70d56958e Mon Sep 17 00:00:00 2001
From: Eelco Dolstra <eelco.dolstra@logicblox.com>
Date: Wed, 30 Apr 2014 16:16:16 +0200
Subject: [PATCH] Handle Zabbix agent and server both being enabled

This gave an error about the zabbix user uid being defined multiple
times.
---
 nixos/modules/services/monitoring/zabbix-agent.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/nixos/modules/services/monitoring/zabbix-agent.nix b/nixos/modules/services/monitoring/zabbix-agent.nix
index 481298f763a..a943075be0c 100644
--- a/nixos/modules/services/monitoring/zabbix-agent.nix
+++ b/nixos/modules/services/monitoring/zabbix-agent.nix
@@ -67,11 +67,11 @@ in
 
   config = mkIf cfg.enable {
 
-    users.extraUsers = singleton
+    users.extraUsers = mkIf (!config.services.zabbixServer.enable) (singleton
       { name = "zabbix";
         uid = config.ids.uids.zabbix;
         description = "Zabbix daemon user";
-      };
+      });
 
     systemd.services."zabbix-agent" =
       { description = "Zabbix Agent";